* [PATCH] iommu: Fix passthrough option documentation
@ 2018-09-20 13:14 Robin Murphy
2018-09-20 17:08 ` Jonathan Corbet
0 siblings, 1 reply; 2+ messages in thread
From: Robin Murphy @ 2018-09-20 13:14 UTC (permalink / raw)
To: joro, corbet; +Cc: iommu, linux-doc, olof
Document that the default for "iommu.passthrough" is now configurable.
Fixes: 58d1131777a4 ("iommu: Add config option to set passthrough as default")
Signed-off-by: Robin Murphy <robin.murphy@arm.com>
---
Joerg, Jon, as a pure doc fix I'll leave it to your discretion as to
whose tree is most appropriate (it shouldn't conflict with the other
IOMMU patches I'm working on)
Documentation/admin-guide/kernel-parameters.txt | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index 406b91759b62..8ab2984692ff 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -1767,7 +1767,7 @@
Format: { "0" | "1" }
0 - Use IOMMU translation for DMA.
1 - Bypass the IOMMU for DMA.
- unset - Use IOMMU translation for DMA.
+ unset - Use value of CONFIG_IOMMU_DEFAULT_PASSTHROUGH.
io7= [HW] IO7 for Marvel based alpha systems
See comment before marvel_specify_io7 in
--
2.19.0.dirty
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] iommu: Fix passthrough option documentation
2018-09-20 13:14 [PATCH] iommu: Fix passthrough option documentation Robin Murphy
@ 2018-09-20 17:08 ` Jonathan Corbet
0 siblings, 0 replies; 2+ messages in thread
From: Jonathan Corbet @ 2018-09-20 17:08 UTC (permalink / raw)
To: Robin Murphy; +Cc: joro, iommu, linux-doc, olof
On Thu, 20 Sep 2018 14:14:26 +0100
Robin Murphy <robin.murphy@arm.com> wrote:
> Document that the default for "iommu.passthrough" is now configurable.
>
> Fixes: 58d1131777a4 ("iommu: Add config option to set passthrough as default")
> Signed-off-by: Robin Murphy <robin.murphy@arm.com>
> ---
>
> Joerg, Jon, as a pure doc fix I'll leave it to your discretion as to
> whose tree is most appropriate (it shouldn't conflict with the other
> IOMMU patches I'm working on)
I went ahead and applied it, thanks.
jon
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